*.ctb

AutoCAD colour dependent plot style tables

*.stb

AutoCAD named plot style tables

*.dwg

AutoCAD drawing files

*.pc3

AutoCAD plot configuration files

*.pmp

AutoCAD plotter model parameters file. Used for non-standard plotter sheet sizes and custom properties.

*.lsp, *.scr

AutoCAD lisp and scr files. Used with the before and after plotting actions

*.bat, *.exe

Windows executables called via the Filters.ini